CN104973556A - Oil gun muzzle, oil vapor recycling system based on oil gun muzzle and matched oil filler - Google Patents
Oil gun muzzle, oil vapor recycling system based on oil gun muzzle and matched oil filler Download PDFInfo
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- CN104973556A CN104973556A CN201510300959.1A CN201510300959A CN104973556A CN 104973556 A CN104973556 A CN 104973556A CN 201510300959 A CN201510300959 A CN 201510300959A CN 104973556 A CN104973556 A CN 104973556A
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Abstract
The invention discloses an oil gun muzzle, an oil vapor recycling system based on the oil gun muzzle and a matched oil filler. The oil gun muzzle comprises an oil filling pipe and an exhaust pipe arranged outside the oil filling pipe in a sleeving mode. The length of the exhaust pipe is smaller than that of the oil filling pipe. A blocking cover is arranged at the part, exceeding the exhaust pipe, of the oil filling pipe. A sealing cover is arranged outside the exhaust pipe. A rubber sealing ring is arranged on the oil filler of an oil tank and is provided with a cross opening. The oil vapor recycling system with the oil gun muzzle condensates vapor into oil under action of a condenser and adds the oil into the oil tank of a vehicle again, volatilization of oil vapor is reduced, and the consumer benefits are ensured at the same time. Oil vapor pollution can be reduced, oil loss is also reduced, and the double effects of environmental protection and economy are both achieved.
Description
Technical field
The present invention relates to Investigation of Petroleum Vapor Recovery Technology field, particularly relate to a kind of oil gun rifle mouth and based on its gas recovery system for oil and the oil filling port of coupling.
Background technology
Oil and products thereof is the compound of multiple hydro-carbon, and wherein light component has very strong volatility.In the exploitation of oil, refining, accumulating, sale and application process, inevitably some liquid composition gasification, enters air, causes oil loss and air environmental pollution, have larger harmfulness.Along with urban economy fast development, Station in City quantity sharply increases, simultaneously, near petrol service station, civil construction constantly tie up petrol service station periphery land used, make the safety distance required by distance out of reach station construction specification between petrol service station and civil construction, petrol service station produces the attention that oil gas potential safety hazard and problem of environmental pollution also more and more cause people in cargo handling operation.In addition, China's petrochemical industry is is carrying out and implementing safety, environment and health (i.e. HSE) management system, strive for the target of " pursuit does not have an accident to greatest extent, do not damage health of human body, not welding, creates world-class HSE achievement ".
During oil tank oil-feed, because pasta raises, air space reduces, and tank internal pressure increases, and when pressure exceedes breathing valve control presssure, certain density oil gas is breathed out from breathing valve, forms the large breathing of oil tank; Under static condition, along with the heave period of external temperature, pressure changes, in oil tank, the temperature of the gas compartment, oil product evaporation rate, gas concentration and oil-air pressure also change thereupon, form little breathing; Also oil gas can be produced in automobile fuel filler process.According to measuring and calculating, 1t gasoline produces 8kg oil gas, and it is 600 to 800 times of oil gas that often liter of gasoline volatilizees in atmosphere naturally, because these oil gas are all uncontrollable discharges, after oil gas volatilization thing and other pernicious gas are irradiated by solar ultraviolet, physical and chemical reaction occurs and pollutes; Or burning generates chemical fumes, belong to the origin cause of formation producing Los Angelos smog, these materials can produce carcinogenic substance and green-house effect, damage the ozone layer.Gasoline main component is C12 ~ C14 each race hydro carbons, is one of hydrocarbon mixture article, sucks through respiratory tract, and skin acts on the central nerves system of people after absorbing.Concentration sucks and there will be toxic encephalopathy; High concentration suction can cause consciousness to lose suddenly, and skin contact can cause acute contact dermatitis or allergic dermatitis; Slow poisoning shows as neurasthenia syndrome, peripheral nerve disease, skin lesion etc.The height of exhaust of oil is 1.2m, and just in the respiration range of people, petrol service station employee work is at a line, and long-term suction oil gas and skin contact oil gas, endanger apparent by oil gas.
Refuel oil gas collection when referring to automobile fuel filler, utilizes the special device on nozzle, will originally can be overflow the oil gas fallen apart in air by automotive oil tank, in nozzle, petroleum vapor recovery blowback income oil tank.Widely use non-combustion system How It Works at present, be the oil-gas storage full pressure in oil tank that will reclaim, do not discharge.
At present, both at home and abroad reduce evaporation loss and prevent oil plant evaporate main from two in take measures: one is the condition of restriction oil plant evaporation; Two is that the oil vapour making to be evaporated does not diffuse in air, and makes it condense into liquid under certain condition.In petrol service station, oil tank is generally buried tank, and the measure that the method for restriction oil plant evaporation conditions fixes oil tank reduction evaporation loss to underground is not too applicable, and effect neither be clearly.The oil gas collection reclaimed in existing gas recovery system for oil is in addition delivered in sunken oil storage oil tank, but the expense that this part oil gas produces remains and needs consumer payment, virtually causes unnecessary consumption to customer, has a strong impact on the interests of customer.The oil filling port of current vehicle can not seal with oil gun well after insertion oil gun, also can cause leaking of oil gas.
Summary of the invention
Object of the present invention is exactly to solve the problem, there is provided a kind of oil gun rifle mouth and based on its gas recovery system for oil and the oil filling port of coupling, oil filling port carries out the improvement sealed, work is mated with oil gun rifle mouth, the oil suction mode of oil gun rifle mouth adopts afterbody oil suction, the impact on oil gas evaporation that alleviating bleeds causes, adopts condenser to carry out condensation recovery to oil gas simultaneously, customer can not be allowed to produce consumption.
To achieve these goals, the present invention adopts following technical scheme:
A kind of oil gun rifle mouth, comprises fuel filler pipe and is enclosed within the extraction pipe of fuel filler pipe outside; The length of described extraction pipe is less than the length of fuel filler pipe, and the position that described oiling pipe range crosses extraction pipe is provided with block cover; The outside of described extraction pipe is provided with seal closure.
Described block cover becomes bowl-type, and the rim of a bowl is towards seal closure direction.
Described seal closure becomes bowl-type, and the rim of a bowl is towards block cover direction.
The material of described block cover and seal closure is rubber.
On described extraction pipe, the both sides of seal closure are respectively provided with a differential pressure transducer attachment point.
With a gas recovery system for oil for described oil gun rifle mouth, comprise oil gun, described oil gun comprises rifle body and described oil gun rifle mouth, and described rifle body is connected with pipeline, by connected pipes and tracheae after Oil-gas Separation valve on described pipeline; Described tracheae access condenser, the outlet one of described condenser is communicated with oil pipe by the first oil pipe, and one connects petroleum vapor recovery pump by pipeline, and described petroleum vapor recovery pump connects petrol storage tank by pipeline; Oil pipe between described first oil pipe and tubing interface place to petrol storage tank is provided with flow counter and oil pump successively; Described petroleum vapor recovery pump, flow counter are all connected with fuel charger controller with oil pump.
Pipeline between described petroleum vapor recovery pump and petrol storage tank is provided with boiler check valve.
Described condenser is semiconductor cooling condenser.
Described oil gun is Oil gun with automatic cutoff device.
The tank filler opening mated with described oil gun rifle mouth, described oil filling port is provided with rubber seal, and described seal ring is provided with " ten " font opening.
Beneficial effect of the present invention:
The oil suction mode of oil gun rifle mouth of the present invention takes afterbody oil suction, the impact on oil gas evaporation that alleviating bleeds causes.In the oil filling port place of fuel tank and oil gun rifle mouth, supporting sheet rubber is housed simultaneously, when oil gun is tried to get the first word in and is inserted in fuel tank, the seal closure of oil gun rifle mouth can seal with the seal ring at the oil filling port place of fuel tank, ensures sheet rubber bonding during oiling, prevents because air-breathing causes the infiltration of air.Meanwhile, the volatilization of oil gas can be alleviated to a certain extent when oil gun is extracted.
The oil that the present invention is formed through condenser condenses is back to again in the oil pipe of nozzle, and without flow counter, such oil through reclaiming adds in fuel tank to user again, can not producing nozzle " steathily oil " phenomenon, in turn ensure that the interests of user preventing oil gas under the prerequisite leaked.
Accompanying drawing explanation
Fig. 1 is oil gun rifle mouth cutaway view;
Fig. 2 is gas recovery system for oil figure;
Fig. 3 is the structural representation of tank filler opening.
Wherein, 1. extraction pipe, 2. fuel filler pipe, 3. block cover, 4. seal closure, 5. differential pressure transducer attachment point, 6. oil gun, 7. Oil-gas Separation valve, 8. oil pipe, 9. condenser, 10. the first oil pipe, 11. oiling casings, 12. fuel charger controllers, 13. flow counter, 14. oil pumps, 15. bases, 16. petrol storage tanks, 17. boiler check valve, 18. petroleum vapor recovery pumps, 19. " ten " font openings.
Detailed description of the invention
Below in conjunction with accompanying drawing and embodiment, the invention will be further described.
Calculation specifications are carried out to the case of gasoline loss below.
A petrol service station, add 15 tons, gasoline average every day, average every day discharges gasoline vapors and is about 30kg, 1 year by discharge gasoline vapors more than 11 tons.And have petrol service station about 97000 by China in 2013, add 1450000 tons, gasoline average every day, discharge gasoline vapors about 2910 tons average every day, 1 year by discharge gasoline vapors more than 1000000 tons.
Case selected by this patent is the city petrol service station of year sales volume 10,000 t, arranges underground gasoline tank 40m3 × 2 tool, and vapour bavin is sold than being 2:1, gasoline year sales volume 6667t, then under large and small breathing condition, and sunken oil storage oil gas uncontrollable discharge amount.
Under large breathing condition, sunken oil storage oil gas uncontrollable discharge amount is: under the little breathing condition of (0.467 × 1 × 46.325)/[690-(4 × 0.068) × 51.6] × 835/1000=4.0548t/a, sunken oil storage oil gas uncontrollable discharge amount is: { power [(84.8-46.325), 0.68] × power (2.8, 1.73) × power (0.88, 0.51) × power (10, 0.5) during × 0.024 × 3.05 × 1 × 1.2 × 0.2991} × 835/100=0.4378t/a emptying, road tanker oil gas uncontrollable discharge amount is: oil gas average emission rate is 0.6kg/m3, then in RTC unloading process, exhaust of oil amount is: 6667/835 × 1000 × 0.6=4.79t/a.The oil gas throughput entering air with oil gun during group refueling is 1.08kg/m3, then refueling operation loss is: 6667/835 × 1000 × 1.08=8.62t/a.
To sum up calculate, gasoline loss is 17.9026t/a.
As shown in Figure 1, a kind of oil gun rifle mouth, comprises fuel filler pipe 2 and is enclosed within the extraction pipe 1 of fuel filler pipe outside; The length of described extraction pipe 1 is less than the length of fuel filler pipe 2, and the position that described fuel filler pipe 2 grew extraction pipe 1 is provided with block cover 3; The outside of described extraction pipe 1 is provided with seal closure 4.
Described block cover 3 one-tenth bowl-type, the rim of a bowl is towards seal closure 4 direction.Described seal closure 4 one-tenth bowl-type, the rim of a bowl is towards block cover 3 direction.
The material of described block cover 3 and seal closure 4 is rubber.On described extraction pipe 1, the both sides of seal closure 4 are respectively provided with a differential pressure transducer attachment point.
With a gas recovery system for oil for described oil gun rifle mouth, comprise oil gun 6, described oil gun comprises rifle body and described oil gun rifle mouth, and described rifle body is connected with pipeline, by connected pipes 8 after Oil-gas Separation valve 7 and tracheae on described pipeline; Described tracheae access condenser 9, the outlet one of described condenser 9 is communicated with oil pipe 8 by the first oil pipe 10, and one connects petroleum vapor recovery pump by pipeline, and described petroleum vapor recovery pump connects petrol storage tank 16 by pipeline; Oil pipe between described first oil pipe and tubing interface place to petrol storage tank is provided with flow counter 13 and oil pump successively; Described petroleum vapor recovery pump 18, flow counter 13 are all connected with fuel charger controller 12 with oil pump 14.
Pipeline between described petroleum vapor recovery pump 18 and petrol storage tank 16 is provided with boiler check valve 17.Described condenser 9 is semiconductor cooling condenser.Described oil gun 6 is Oil gun with automatic cutoff device.
The boiler check valve 17 that pipeline between petroleum vapor recovery pump 18 and petrol storage tank 16 is provided with can prevent gas from flowing to again petroleum vapor recovery pump 18, only allows air-flow to petrol storage tank 16.
Oil-gas Separation valve 7, condenser 9, first oil pipe 10, fuel charger controller 12, flow counter 13, oil pump 14, boiler check valve 17 and petroleum vapor recovery pump 18 are all arranged on and refuel in casing 11, and the casing 11 that refuels is fixed on base 15.
As shown in Figure 3, the tank filler opening that a kind of and described oil gun rifle mouth mates, described oil filling port is provided with rubber seal, and described seal ring is provided with " ten " font opening.
The principle of petroleum vapor recovery of refueling is: during oiling, the seal closure 4 of fuel oil gun mouth root is buckled in the tank filler opening place of automobile and it is completely airtight, petroleum vapor recovery pump 18 starts simultaneously, oil product being entered fuel tank is extracted into the refueling line of Double-layer sleeve-type from the oil gas wherein ejected, after Oil-gas Separation valve 7, the gentle separation of oil, gas passes in condenser 9 by tracheae, after the condensation of condenser 9, the reclaimed oil that condenser is formed can by the first oil pipe 10 turning-back oil pipe 8, rejoin in the fuel tank of automobile, can not waste be caused.Some exhaust steam is by passing in petrol storage tank 16 after petroleum vapor recovery pump.Oil pipe is connected with petrol storage tank 16, utilizes oil pump 14 from petrol storage tank 16, extract oil.
By differential pressure transducer, control petroleum vapor recovery pump 18 pressure, mass flow rate during bleeding regulating.Avoid because of oily excessive vaporization in the too fast fuel tank caused of bleeding, and because the very few oil gas caused of bleeding leaks.
When oil gun reclaims oil gas in fuel tank, fuel tank air pressure decreases, and fuel tank sucks air makes oil vapour component reduce the volatilization that all can aggravate gasoline, and the volatilization degree of gasoline is than more violent under natural environment.This also just means, when we use oil gas recycling oil filler to refuel, the gasoline of loss is than using the more of common fuel charger loss.Substantially can both accomplish the percent recovery of 1:1 for petroleum vapor recovery oil gun, namely add and how much to rise gasoline, reclaim and how much to rise oil gas, and again reclaim from oil gas the percent recovery becoming fuel oil and substantially can accomplish 90% ~ 95%.According to the situation of the oil gas of some petrol stations recovery at present, often reclaim 1000 liters of oil gas substantially, be equivalent to reclaim fuel oil about 1 ~ 1.1 liter, if by popular saying, this means when we spend 100 yuan to go to refuel time, what obtain is the gasoline of 99 yuan in fact, and that smacker, has just been fallen by petrol service station " recovery ".
By condensing reflux, directly pass into oiling part, be not counted in oily expense, allow former 100 yuan of using up can be added to the real oil mass of 100 yuan.Play the effect improving user psychology, promote that customer is to the support of this project.Effect that is energy-conservation and that reduce discharging can be played simultaneously.
By reference to the accompanying drawings the specific embodiment of the present invention is described although above-mentioned; but not limiting the scope of the invention; one of ordinary skill in the art should be understood that; on the basis of technical scheme of the present invention, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection scope of the present invention.
Claims (10)
1. an oil gun rifle mouth, is characterized in that, comprises fuel filler pipe and is enclosed within the extraction pipe of fuel filler pipe outside; The length of described extraction pipe is less than the length of fuel filler pipe, and the position that described oiling pipe range crosses extraction pipe is provided with block cover; The outside of described extraction pipe is provided with seal closure.
2. a kind of oil gun rifle mouth as claimed in claim 1, it is characterized in that, described block cover becomes bowl-type, and the rim of a bowl is towards seal closure direction.
3. a kind of oil gun rifle mouth as claimed in claim 2, it is characterized in that, described seal closure becomes bowl-type, and the rim of a bowl is towards block cover direction.
4. a kind of oil gun rifle mouth as described in Claims 2 or 3, it is characterized in that, the material of described block cover and seal closure is rubber.
5. a kind of oil gun rifle mouth as claimed in claim 1, it is characterized in that, on described extraction pipe, the both sides of seal closure are respectively provided with a differential pressure transducer attachment point.
6. the gas recovery system for oil based on oil gun rifle mouth described in any one of claim 1-5, it is characterized in that, comprise oil gun, described oil gun comprises rifle body and described oil gun rifle mouth, described rifle body is connected with pipeline, by connected pipes and tracheae after Oil-gas Separation valve on described pipeline; Described tracheae access condenser, the outlet one of described condenser is communicated with oil pipe by the first oil pipe, and one connects petroleum vapor recovery pump by pipeline, and described petroleum vapor recovery pump connects petrol storage tank by pipeline; Oil pipe between described first oil pipe and tubing interface place to petrol storage tank is provided with flow counter and oil pump successively; Described petroleum vapor recovery pump, flow counter are all connected with fuel charger controller with oil pump.
7. gas recovery system for oil as claimed in claim 6, it is characterized in that, the pipeline between described petroleum vapor recovery pump and petrol storage tank is provided with boiler check valve.
8. gas recovery system for oil as claimed in claim 6, it is characterized in that, described condenser is semiconductor cooling condenser.
9. gas recovery system for oil as claimed in claim 6, it is characterized in that, described oil gun is Oil gun with automatic cutoff device.
10. the tank filler opening mated with oil gun rifle mouth described in claim 1, it is characterized in that, described oil filling port is provided with rubber seal, and described seal ring is provided with " ten " font opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510300959.1A CN104973556B (en) | 2015-06-03 | 2015-06-03 | Oil gun rifle mouth and gas recovery system for oil and the oil filler of matching based on it |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510300959.1A CN104973556B (en) | 2015-06-03 | 2015-06-03 | Oil gun rifle mouth and gas recovery system for oil and the oil filler of matching based on it |
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| Publication Number | Publication Date |
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| CN104973556A true CN104973556A (en) | 2015-10-14 |
| CN104973556B CN104973556B (en) | 2017-11-17 |
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| CN201510300959.1A Expired - Fee Related CN104973556B (en) | 2015-06-03 | 2015-06-03 | Oil gun rifle mouth and gas recovery system for oil and the oil filler of matching based on it |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106744632A (en) * | 2017-01-03 | 2017-05-31 | 王明中 | A kind of getter device of nozzle |
| CN107235466A (en) * | 2017-07-10 | 2017-10-10 | 内蒙古泰霖环保科技股份有限公司 | A kind of filling station system |
| CN107265383A (en) * | 2016-03-30 | 2017-10-20 | 株式会社龙野 | Fueller |
| CN108383073A (en) * | 2018-03-19 | 2018-08-10 | 广东壹嘉电气科技有限公司 | A kind of Oil Monitoring System |
| CN113148932A (en) * | 2021-01-28 | 2021-07-23 | 江阴市富仁高科股份有限公司 | Oiling machine with oil gas leakage monitoring function and oil gas leakage monitoring method |
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- 2015-06-03 CN CN201510300959.1A patent/CN104973556B/en not_active Expired - Fee Related
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| EP0588393A2 (en) * | 1992-09-15 | 1994-03-23 | NUOVOPIGNONE INDUSTRIE MECCANICHE E FONDERIA S.p.A. | Vapour recovery system in fuel filling installations |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107265383A (en) * | 2016-03-30 | 2017-10-20 | 株式会社龙野 | Fueller |
| CN106744632A (en) * | 2017-01-03 | 2017-05-31 | 王明中 | A kind of getter device of nozzle |
| CN107235466A (en) * | 2017-07-10 | 2017-10-10 | 内蒙古泰霖环保科技股份有限公司 | A kind of filling station system |
| CN108383073A (en) * | 2018-03-19 | 2018-08-10 | 广东壹嘉电气科技有限公司 | A kind of Oil Monitoring System |
| CN113148932A (en) * | 2021-01-28 | 2021-07-23 | 江阴市富仁高科股份有限公司 | Oiling machine with oil gas leakage monitoring function and oil gas leakage monitoring method |
| CN113148932B (en) * | 2021-01-28 | 2023-01-17 | 江阴市富仁高科股份有限公司 | Oiling machine with oil gas leakage monitoring function and oil gas leakage monitoring method |
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Granted publication date: 20171117 Termination date: 20180603 |